title: Mechanisms of oxygen effects on exercise in patients with chronic obstructive pulmonary disease.
mesh_terms: D000368:Aged; D002245:Carbon Dioxide / Q000097:blood; D005260:Female; D005541:Forced Expiratory Volume; D006801:Humans; D007773:Lactates / Q000097:blood; D008173:Lung Diseases, Obstructive / Q000503:physiopathology* / Q000628:therapy; D008297:Male; D008875:Middle Aged; D010100:Oxygen / Q000008:administration & dosage*; D010101:Oxygen Consumption; D005082:Physical Exertion; D013990:Tidal Volume; D014797:Vital Capacity
chemical_list: D007773:Lactates; D002245:Carbon Dioxide; D010100:Oxygen